RANCHO MIRAGE, California (Reuters) – About 1,000 chanting protesters rallied on Sunday outside a California resort where conservative lawmakers and business executives met for a political strategy session hosted by billionaires Charles and David Koch. About two dozen police officers in riot gear lined up in front of the Rancho Las Palmas Resort & Spa in the upscale desert town of Rancho Mirage to keep the protesters away from the gated entrance. ... Another group, some dressed in hazardous material suits, tried to encircle the resort with yellow caution tape in a symbolic effort to "quarantine" the meeting, but they...